Add a script for installing Syzygy binaries directly from the archives.
Add a script for installing Syzygy binaries directly from the archives.

This will be the mechanism for distributing Syzygy binaries to Chrome going forward, as moving to a pure git repo will incur a much longer checkout for Chrome developers. This script will be invoked via a gclient hook, with a pinned revision.

BUG=
R=sebmarchand@chromium.org, siggi@chromium.org

Review URL: https://codereview.appspot.com/94270045

git-svn-id: db59699583a60be9a535cd09cdc9132301867226@2148 15e8cca8-e42c-11de-a347-f34a4f72eb7d

wangming28/syzygy,supriyantomaftuh/syzygy,sebmarchand/syzygy,supriyantomaftuh/syzygy,google/syzygy,pombreda/syzygy,pombreda/syzygy,google/syzygy,sebmarchand/syzygy,ericmckean/syzygy,pombreda/syzygy,ericmckean/syzygy,sebmarchand/syzygy,sebmarchand/syzygy,google/syzygy,google/syzygy,wangming28/syzygy,wangming28/syzygy,wangming28/syzygy,pombreda/syzygy,pombreda/syzygy,ericmckean/syzygy,ericmckean/syzygy,Eloston/syzygy,supriyantomaftuh/syzygy,supriyantomaftuh/syzygy,sebmarchand/syzygy,Eloston/syzygy,ericmckean/syzygy